Finding the Fourth Proportional to 57,064.56, 78,749.04 and 31,914

Step by Step Solution

1. Step 1: Write the proportion equation
   57,064.56 : 78,749.04 = 31,914 : x
2. Step 2: Convert to fraction form
   57,064.56/78,749.04 = 31,914/x
3. Step 3: Cross multiply
   57,064.56x = 78,749.04 × 31,914
4. Step 4: Simplify right side
   57,064.56x = 2,513,196,862.56
5. Step 5: Solve for x
   x = 2,513,196,862.56/57,064.56
6. Step 6: Final answer
   x = 44,041.29